/**
 * Copyright (C) 2012  The CFuture Android SDK Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.lurencun.android.toolkit.network;

/**
 * 下载任务过程监听
 * @author cfuture.chenyoca [桥下一粒砂] (chenyoca@163.com)
 * @date 2012-2-15
 */
public interface DownloadTaskListener {
	
	/**
	 * 在下载过程中被回调。
	 * @param taskId 任务ID.此任务ID在添加下载addTask()任务时被返回。
	 * @param progress 下载进度
	 */
	void onProcess(int taskId,int progress);
	
	/**
	 * 下载任务完成后被回调
	 * @param taskId 任务ID。此任务ID在添加下载addTask()任务时被返回。
	 */
	void onCompleted(int taskId);
	
	/**
	 * 下载失败时被回调。
	 * @param taskId 任务ID。此任务ID在添加下载addTask()任务时被返回。
	 * @param message 失败原因
	 */
	void onFailed(int taskId,String message);
	
	/**
	 * 被取消下载时回调。
	 * @param taskId 任务ID
	 */
	void onCancle(int taskId);
}
